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v3.21.1

Pension and Other Retiree Benefits (Weighted Average Assumptions Used in Calculating Benefit Obligation) (Details) | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | --- | ---
Pension | U.S. |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rate | 2.60% | 3.30% | 4.60%
Pension | International |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rate | 1.20% | 1.80% | 2.50%
Rate of compensation increase | 2.90% | 2.90% | 3.00%
Post-retirement |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rate | 1.90% | 2.70% | 3.70%

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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(1) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(2) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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